There are 4 trains that depart Cambridge for Leicester after 20:15. The first one leaves at 20:21, and they run every hour.
Please pick the earliest one and give me the following info about them: travel time, train ID, and arrival time
attraction-type train-day train-departure train-destination train-leaveat
attraction-type train-day train-departure train-destination train-leaveat
attraction-name attraction-type train-day train-departure train-destination train-leaveat
attraction-type train-day train-departure train-destination train-leaveat